package Demo2;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: 殇
 * Date: 2025-07-15
 * Time: 18:51
 */
public class UserNameException extends Exception{
    public UserNameException() {
        ;
    }
    public UserNameException(String messege){
        super(messege);
    }
}
